CA2061666A1 - Methode de preparation d'organopolysiloxane - Google Patents

Methode de preparation d'organopolysiloxane

Info

Publication number
CA2061666A1
CA2061666A1 CA2061666A CA2061666A CA2061666A1 CA 2061666 A1 CA2061666 A1 CA 2061666A1 CA 2061666 A CA2061666 A CA 2061666A CA 2061666 A CA2061666 A CA 2061666A CA 2061666 A1 CA2061666 A1 CA 2061666A1
Authority
CA
Canada
Prior art keywords
organopolysiloxane
preparation
acid catalyst
neutralizing agent
catalyst
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA2061666A
Other languages
English (en)
Other versions
CA2061666C (fr
Inventor
Kazuo Kobayashi
Yokichi Yamamoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DuPont Toray Specialty Materials KK
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA2061666A1 publication Critical patent/CA2061666A1/fr
Application granted granted Critical
Publication of CA2061666C publication Critical patent/CA2061666C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/12—Polysiloxanes containing silicon bound to hydrogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/20—Polysiloxanes containing silicon bound to unsaturated aliphatic groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/32—Post-polymerisation treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Silicon Polymers (AREA)
CA002061666A 1991-02-22 1992-02-21 Methode de preparation d'organopolysiloxane Expired - Lifetime CA2061666C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP05069591A JP3187444B2 (ja) 1991-02-22 1991-02-22 オルガノポリシロキサンの製造方法
JP050695/1991 1991-02-22

Publications (2)

Publication Number Publication Date
CA2061666A1 true CA2061666A1 (fr) 1992-08-23
CA2061666C CA2061666C (fr) 1998-09-22

Family

ID=12866057

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002061666A Expired - Lifetime CA2061666C (fr) 1991-02-22 1992-02-21 Methode de preparation d'organopolysiloxane

Country Status (3)

Country Link
US (1) US5241032A (fr)
JP (1) JP3187444B2 (fr)
CA (1) CA2061666C (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5696219A (en) * 1997-01-21 1997-12-09 Dow Corning Corporation Silyl ester initiators for cyclosiloxane ring opening polymerization
EP0854162A3 (fr) * 1997-01-21 1998-12-09 Dow Corning Corporation Initiateurs silyl-ester pour polymeristion de cyclosilxanes par ouverture de noyau
US5789612A (en) * 1997-09-29 1998-08-04 Dow Corning Corporation Neutralization method for polyorganosiloxanes
CA3099861A1 (fr) * 2018-05-17 2019-11-21 Evonik Operations Gmbh Copolymere sequence de polydimethylsiloxane et de polyoxyalkylene a structure lineaire de type aba
EP3744752A1 (fr) * 2019-05-28 2020-12-02 Evonik Operations GmbH Procédé de fabrication de polysiloxanes à fonction alkoxy non cycliques

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4482670A (en) * 1983-03-14 1984-11-13 Dow Corning Corporation Method of polymerizing polydiorganosiloxane fluid-filler mixture using sulfuric or sulfonic acids
JPS6241228A (ja) * 1985-08-16 1987-02-23 Shin Etsu Chem Co Ltd オルガノポリシロキサンの製造方法

Also Published As

Publication number Publication date
US5241032A (en) 1993-08-31
JPH04268333A (ja) 1992-09-24
CA2061666C (fr) 1998-09-22
JP3187444B2 (ja) 2001-07-11

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed
MKEC Expiry (correction)

Effective date: 20121202